SQL from webpage

There are many ways to this such as through the command-line interface,

you can execute SQL through a programming language and as shown in this example

you can work from a web browser.

Oracle provides a web interface iSQL*Plus.BYDEFAULT the interface IS available at http://www.loaclhost:5500/em/console/logon/logon
FOR administration AND at http://localhost:5560/isqlplus/dynamic FOR general SQL access.

You can GOTO phpMyAdmin(http://www.phpmyadmin.net)AND once there, the tool will allow you TOGO through
step BY step forns that are relatively easy TOUSE.

You can USEFOR sqlserver the Web DATA Administrator utility FROM Microsoft.
You can also USE the WebSQL Console available at (http://www.websqlconsole.com)

You can USE phpPgAdmin available at (http://www.phppgadmin.org).
This allows you TO run queries FROM a web page AND also provides other
administrative functions.